MKM 503E-Week4_Actuators - MKM 503E- Week3 Actuators: Intro...

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MKM 503E- Week3 Actuators: Intro prepared by Assist. Prof. Pinar Boyraz October 2010
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Outline 2 Electrical actuator systems: DC motors, operation, dynamic model and control Hydraulic actuators : operating principles, modeling Hydraulic control systems Pneumatic actuators: modeling and analysis Pneumatic control systems Note: Categorization of actuators might be different in several sources, i.e. De Silva: stepper motor vs. continuous- drive actuators (dc, induction, servo, hydraulic and pneumatic). De Silva also has a greater section devoted to stepper motors.
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DC Motors-1 3 - Operating principles can be observed in moving iron transducers in its simplest form (electro-magneto-mechanical device) - Moving iron transducers form the basis of electromagnets, solenoids and relays. moveabl e + - V fe N i fixed
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DC Motors-2 4 Electric motors have a variety of speed-torque characteristics during steady-state and transient operation. Main components of a DC motor: field circuits, armature circuit, commutator and brushes. Windings and commutator are mounted on
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MKM 503E-Week4_Actuators - MKM 503E- Week3 Actuators: Intro...

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